2799128 has 32 divisors (see below), whose sum is σ = 5491200. Its totient is φ = 1336608.

The previous prime is 2799119. The next prime is 2799131. The reversal of 2799128 is 8219972.

It is a junction number, because it is equal to n+sod(n) for n = 2799091 and 2799100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27125 + ... + 27227.

It is an arithmetic number, because the mean of its divisors is an integer number (171600).

2^2799128 is an apocalyptic number.

It is an amenable number.

2799128 is a deficient number, since it is larger than the sum of its proper divisors (2692072).

2799128 is a wasteful number, since it uses less digits than its factorization.

2799128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 227 counting only the distinct ones).

The product of its digits is 18144, while the sum is 38.

The square root of 2799128 is about 1673.0594729417. The cubic root of 2799128 is about 140.9313415876.

The spelling of 2799128 in words is "two million, seven hundred ninety-nine thousand, one hundred twenty-eight".